
=begin
class ContentThing < ContainerThing

#  def title
#    # default title implementation
#    # when there is no field named "title"
#
#    # look for title thing
#    each_thing { |thing|
#      if thing.class == TitleThing
#        return thing.content
#      end
#    }
#    # if none, just return something unique
#    self.class.to_s+" "+self.identity
#  end

  def thingswecanadd
    [
     TextThing, InputThing, TitleThing,
     ImageThing, PagerThing,
     HtmlCode, CssCode#, RubyCode, InteractiveRuby,
     #MyContentContainer
    ]
  end

end
=end